Chair seat cover



FIG. 1 is a front perspective view showing the chair seat cover;

FIG. 2 is a front elevational view showing the chair seat cover; and,

FIG. 3 is a side elevational view showing the chair seat cover.

The features shown in discontinuous or broken lines are for illustrative purposes only and form no part of the claimed design. 

CLAIM I claim the ornamental design for a chair seat cover, as shown and described. 